The average train between London and Llangadog takes 5h 25m and the fastest train takes 4h 6m. The train service runs several times per day from London to Llangadog. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run 4 times a day between London and Llangadog. The earliest departure is at 7:48 AM in the morning, and the last departure from London is at 10:49 PM which arrives into Llangadog at 6:04 AM. All services require a transfer, and take on average 5h 25m. The schedules shown below are for the next available departures.

4h 6m • 1 change

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7h 37m • 1 change

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7h 37m • 1 change

4h 6m • 1 change

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4h 12m • 1 change
Arrives next day

7h 37m • 1 change

4h 6m • 1 change

4h 15m • 1 change

4h 12m • 1 change
Arrives next day

7h 37m • 1 change

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7h 15m • 1 change
Want to know about travelling from London to Llangadog? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from London to Llangadog. However, there are services departing from London station and arriving at Llangadog station via Swansea. The journey, including transfers, takes approximately 5h 25m.
London to Llangadog train services, operated by Great Western Railway (GWR), depart from London Paddington station.
London to Llangadog train services, operated by Great Western Railway (GWR), arrive at Llangadog station.
Book your London to Llangadog train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between London and Llangadog is 263.1 km. The road distance is 364 km.
You can take a train from London Paddington to Llangadog via Swansea in around 5h 20m.